<Window x:Class="WpfApplication1.Window1"

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

        xmlns:UC="clr-namespace:WpfApplication1"

        xmlns:UC1="clr-namespace:WpfControlLibrary1;assembly=WpfControlLibrary1"

        xmlns:sys="clr-namespace:System;assembly=mscorlib"

        Title="Window1" Height="300" Width="300">

    <Window.Resources>

        <!--

        Button控件样式

        -->

        <Style TargetType="Button">

            <Setter  Property="Background" Value="Pink"/>

            <Setter Property="FontSize" Value="22"/>

        </Style>

        <!--

        XAML的Class

        -->

        <Style x:Key="mystyle" TargetType="ContentControl">

            <Setter  Property="Background" Value="Peru"/>

            <Setter Property="FontSize" Value="30"/>

        </Style>

        <!--

        继承mystyle

        -->

        <Style x:Key="mystyle2" TargetType="ContentControl" BasedOn="{StaticResource ResourceKey=mystyle}">

            <!--覆盖基类样式-->

            <Setter  Property="Background" Value="Red" />

        </Style>

    </Window.Resources>

    <Grid>

        <Grid.RowDefinitions>

            <RowDefinition Height="*"/>

            <RowDefinition Height="*"/>

            <RowDefinition Height="*"/>

            <RowDefinition Height="*"/>

        </Grid.RowDefinitions>

        <Grid.ColumnDefinitions>

            <ColumnDefinition Width="*"/>

        </Grid.ColumnDefinitions>

        <Button  Content="Button" Grid.Row="0"/>

        <Button Style="{StaticResource ResourceKey=mystyle}"

                Content="XAML的Class" Grid.Row="1"/>

        <Button Style="{StaticResource ResourceKey=mystyle2}"

                Content="样式的继承mystyle" Grid.Row="2"/>

        <Button  Content="Button嵌入样式" Grid.Row="3">

            <Button.Resources>

                <Style TargetType="Button" >

                    <Setter Property="Background" Value="Coral"></Setter>

                </Style>

            </Button.Resources>

        </Button>

    </Grid>

</Window>

<Window x:Class="WpfApplication1.Window1"

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

        xmlns:UC="clr-namespace:WpfApplication1"

        xmlns:UC1="clr-namespace:WpfControlLibrary1;assembly=WpfControlLibrary1"

        xmlns:sys="clr-namespace:System;assembly=mscorlib"

        Title="Window1" Height="300" Width="300">

    <Window.Resources>

        <Style x:Key="TriggersStyle" TargetType="Label">

            <Setter  Property="Background" Value="BurlyWood"/>

            <Style.Triggers>

                <!--Triggers单一条件触发事件 当IsMouseOver的时候，Button颜色变成粉色 -->

                <Trigger Property="IsMouseOver" Value="True">

                    <Setter  Property="Background" Value="Pink"/>

                </Trigger>

            </Style.Triggers>

        </Style>

        <Style x:Key="MultiTriggerStyle" TargetType="Button">

            <Setter  Property="Background" Value="BurlyWood"/>

            <Style.Triggers>

                <!--MultiTrigger多条件触发事件 当IsMouseOver后IsPressed时候，字体30号 -->

                <MultiTrigger>

                    <MultiTrigger.Conditions>

                        <Condition Property="IsMouseOver" Value="True"></Condition>

                        <Condition Property="IsPressed" Value="True"></Condition>

                    </MultiTrigger.Conditions>

                    <Setter  Property="FontSize" Value="30"/>

                </MultiTrigger>

            </Style.Triggers>

        </Style>

        <Style x:Key="DataTriggerStyle" TargetType="Control">

            <Setter  Property="Background" Value="Brown"/>

            <Style.Triggers>

                <!-- 绑定当前的radio单选框,如果按钮选中,触发字体设置 -->

                <DataTrigger Binding="{Binding ElementName=radio, Path=IsChecked}" Value="True">

                    <Setter Property="FontSize" Value="30"/>

                </DataTrigger>

            </Style.Triggers>

        </Style>

    </Window.Resources>

    <Grid>

        <Grid.RowDefinitions>

            <RowDefinition Height="*"></RowDefinition>

            <RowDefinition Height="*"></RowDefinition>

            <RowDefinition Height="*"></RowDefinition>

        </Grid.RowDefinitions>

        <Grid.ColumnDefinitions>

            <ColumnDefinition Width="*"></ColumnDefinition>

        </Grid.ColumnDefinitions>

        <Label Style="{StaticResource ResourceKey=TriggersStyle}" Content="Triggers"></Label>

        <Button Style="{StaticResource ResourceKey=MultiTriggerStyle}" Content="MultiTrigger" Grid.Row="1"></Button>

        <RadioButton Style="{StaticResource ResourceKey=DataTriggerStyle}" Name="radio" Content="我要变成20号字" Grid.Row="2"></RadioButton>

    </Grid>

</Window>